23493404 has 24 divisors (see below), whose sum is σ = 44982000. Its totient is φ = 10647680.

The previous prime is 23493391. The next prime is 23493433. The reversal of 23493404 is 40439432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21872 + ... + 22920.

It is an arithmetic number, because the mean of its divisors is an integer number (1874250).

Almost surely, 2^23493404 is an apocalyptic number.

It is an amenable number.

23493404 is a deficient number, since it is larger than the sum of its proper divisors (21488596).

23493404 is a wasteful number, since it uses less digits than its factorization.

23493404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573 (or 1571 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 23493404 is about 4846.9994842170. Note that the first 3 decimals coincide. The cubic root of 23493404 is about 286.4059145653.

The spelling of 23493404 in words is "twenty-three million, four hundred ninety-three thousand, four hundred four".